Belt device, fixing device and image forming apparatus05/21/15 - 20150139705 - A belt device includes a plurality of support members including an opposed support member and a non-opposed support member; a belt rotatably supported by the plurality of support members; a drive roller disposed opposite any one of the plurality of support members with the belt sandwiched in between, a rotary...

Image heating apparatus05/21/15 - 20150139706 - An image heating apparatus includes: a heater; a supporting member for supporting the heater; a high heat-conductive sheet sandwiched between a part of the heater and the supporting member. A recording material on which an image is formed is heated by heat from the heater. The supporting member includes a...

Fixing apparatus05/21/15 - 20150139707 - A fixing apparatus configured to heat a recording material having a toner image formed thereon and fix the toner image fixing on the recording material comprising: a film; a heater configured to contact the film, the heater including a substrate and a heat generation resistor formed on the substrate; a...

Image heating apparatus05/21/15 - 20150139708 - An image heating apparatus includes: a heater including a substrate and a heat generating element; a supporting member; a high heat-conductive member. The recording material on which an image is formed is heated by heat from the heater. The supporting member has a bottom region, where the supporting member supports...

Image fixing apparatus05/21/15 - 20150139709 - An image fixing apparatus includes a heater for heating and fixing a toner image formed on a recording material; a thermosensitive element for sensing heat from the heater; and a tension spring for urging thermosensitive element toward the heater....

Fixing device05/14/15 - 20150132035 - A fixing device configured to fix an image on a recording material, includes: a rotary member including an electroconductive layer; a coil which has a spiral shaped portion and is disposed in the inside of the rotary member; and a core disposed in the spiral shaped portion; with magnetic resistance...

Fixing device, and image forming apparatus05/07/15 - 20150125191 - Provided is a fixing device including a heating unit that includes a circularly moving heating belt, and a pressurizing roller that presses an external face of the heating belt, the fixing device fixing a toner image on a sheet onto the sheet by nipping the sheet between the heating belt...

Fixing device and image forming apparatus incorporating same05/07/15 - 20150125192 - A fixing device includes an excitation coil, a rotatable heater, and a support shaft. The excitation coil includes a turning end and an extended portion continuous with the turning end. The heater includes a heat generation layer and a thermosensitive magnetic body composed to switch between magnetized and demagnetized states...

Fixing device and image forming apparatus05/07/15 - 20150125193 - A fixing device includes a fixing rotator, a nip formation pad disposed opposite an inner circumferential surface of the fixing rotator, and a pressure rotator pressed against the nip formation pad via the fixing rotator to form a fixing nip between the fixing rotator and the pressure rotator, through which...

Fixing device having stably positioned nip plate05/07/15 - 20150125194 - A fixing device for thermally fixing a developing agent image to a sheet includes: a flexible tubular member defining an axis extending in an axial direction; a heater; a nip plate configured to be in sliding contact with the tubular member and having an engaging portion; a backup member configured...

Fixing device and image forming apparatus04/23/15 - 20150110530 - Provided is a fixing device including a fixing belt that is formed in an endless shape, is driven to rotate, and includes an outer circumferential surface pressed to a recording sheet holding a toner image, and a thin plate shaped heating member that contacts with an inner circumferential surface of...

Fixing device and image forming apparatus04/23/15 - 20150110531 - A fixing device includes a fixing rotator and a pressure rotator pressed against a nip formation pad via the fixing rotator to form a fixing nip between the fixing rotator and the pressure rotator, through which a recording medium is conveyed. The nip formation pad includes an increased thermal conduction...

Fixing device and image forming apparatus04/23/15 - 20150110532 - A fixing device includes a fixing member, a pressuring member, a heat source, a heat conducting member, a reflecting member and a contacting/separating mechanism. The fixing member is arranged rotatably. The pressuring member is arranged at an external diameter side of the fixing member to come into pressure contact with...

Fixing device and image forming apparatus04/23/15 - 20150110533 - A fixing device includes a fixing belt, a pressuring member, a driving member and a slide contact member. The fixing belt is arranged rotatably. The pressuring member comes into pressure contact with the fixing belt to form a fixing nip and is arranged rotatably. The driving member is arranged so...

Fixing device and image forming apparatus04/16/15 - 20150104227 - A fixing device includes an endless belt rotatable in a predetermined direction of rotation and an opposed rotator contacting an outer circumferential surface of the endless belt. A nip formation pad, disposed opposite an inner circumferential surface of the endless belt, presses against the opposed rotator via the endless belt...

Fixing device and image forming apparatus04/16/15 - 20150104228 - A fixing device includes a fixing belt, a pressure rotating body, a nip member, a heating member, a rotating member and a biasing member. The fixing belt is arranged rotatably around a rotating axis. The pressure rotating body is rotatably arranged at an external diameter side of the fixing belt...

Image heating apparatus04/16/15 - 20150104229 - An image heating apparatus for heating an image formed on a sheet includes an endless belt; a roller contactable with the endless belt to form a nip for nipping and feeding the sheet; a heater provided inside the endless belt; a guiding member, provided inside the endless belt, for guiding...

Fixing device, and image forming apparatus04/09/15 - 20150098735 - Provided is a fixing device including a fixing member that fixes toner to a recording material, a pressurizing member that forms a nip portion through which the recording material passes between the fixing member and the pressurizing member, a contacting and separating mechanism that contacts and separates the pressurizing member...

Fixing device, and image forming apparatus04/09/15 - 20150098736 - Provided is a fixing device including a heating rotating body that heats a toner image formed on a recording medium, a pressurizing rotating body including an endless belt that is placed in such a manner that an outer circumferential surface thereof faces the heating rotating body, a first pressurizing member...

Fixing device and image forming apparatus04/09/15 - 20150098737 - Provided is a fixing device including a fixing member that fixes a toner image onto a recording material, a pressurizing member that forms a pressurizing portion, in cooperation with the fixing member, through which the recording material holding a non-fixed toner image passes, a heating member that includes a heat...

Fixing device and image forming apparatus04/09/15 - 20150098738 - A fixing device includes a fixing rotator rotatable in a predetermined direction of rotation and a pressure rotator pressed against an outer circumferential surface of the fixing rotator. A heater is disposed opposite an inner circumferential surface of the fixing rotator to heat the fixing rotator. A reflector is disposed...

Image forming apparatus04/02/15 - 20150093163 - An image forming apparatus may include a main body having a surface. The main body may accommodate a photosensitive member disposed away from the surface and along a conveying path and a fuser. The fuser may be disposed downstream from the photosensitive member along the conveying path and has a...

Fixing apparatus04/02/15 - 20150093164 - The fixing apparatus includes a first unit configured to be brought into contact with a surface of a fixing roller so as to heat the fixing roller, a second unit configured to form a fixing nip portion together with the fixing roller, a first regulation part configured to regulate decrease...

Fixing device having nip member with elastic layer04/02/15 - 20150093165 - A fixing device includes: a tubular endless belt, a heater, a nip member, an elastic layer and a backup member. The endless belt has an inner peripheral surface defining an internal space and is configured to circularly move in a moving direction. The heater is disposed in the internal space...

Fixing device04/02/15 - 20150093166 - A fixing device includes a heating element extending in a first direction and configured to generate heat, a nip member extending along the heating element in the first direction and configured to receive radiant heat from the heating element, an endless belt extending along the heating element in the first...

Fixing device capable of retaining lubricant between nip member and fusing belt04/02/15 - 20150093168 - A fixing device includes: an endless fusing belt; a heater; a nip member; and a backup member. The endless fusing belt is configured to circularly move in a moving direction. The endless fusing belt has widthwise ends in a widthwise direction. The backup member is configured to nip the endless...

Fixing device03/26/15 - 20150086253 - The fixing device includes a rotary member for contacting the unfixed toner image, a pressure member for forming the nip portion by contacting the rotary member, and a cover for covering the rotary member with a space between the rotary member and the cover, wherein in a cross section of...

Fixing device and image forming apparatus03/19/15 - 20150078793 - A fixing device includes a fixing belt, a pressure rotating body, a nip member, a supporting member, a heating source, a heat conducting member and a reflecting member. The pressure rotating body is rotatably arranged outside the fixing belt to come into pressure contact with the fixing belt to form...

Fixing device, belt device, and image forming apparatus03/12/15 - 20150071688 - A fixing device includes a first support and a second support to rotatably support a fixing rotator at a first lateral end and a second lateral end of the fixing rotator in an axial direction thereof. A first stopper is mounted on the first support. A second stopper is mounted...

Fixing device, image forming device, and induction heating device03/12/15 - 20150071689 - A fixing device thermally fixes an unfixed image onto a sheet through heat of a heating body that is heated through electromagnetic induction, the fixing device including an excitation coil generating flux for heating the heating body; one or more core members disposed opposite the heating body with respect to...

Fixing device and image forming apparatus03/05/15 - 20150063882 - A fixing device includes a fixing belt, a pressuring member, a nip forming member, a supporting member, a heating source, a heat conducting member, and a reflecting member. The pressuring member comes into pressure contact with the fixing belt to form a fixing nip. The nip forming member presses the...

Fixing device and image forming apparatus03/05/15 - 20150063883 - A fixing device includes a fixing belt, a pressuring member, a heating source, a heat conducting member and a reflecting member. The fixing belt is arranged rotatably. The pressuring member is arranged outside the fixing belt and comes into pressure contact with the fixing belt to form a fixing nip....

Fixing device and image forming apparatus incorporating same03/05/15 - 20150063884 - A fixing device that fixes an image on a recording medium includes a rotatable endless belt, deployed in a loop supported by rollers, a nip forming member provided inside the loop formed by the belt, a support member that supports the nip forming member, a counter rotation body disposed outside...

Fixing device and image forming apparatus02/26/15 - 20150055993 - A fixing device includes a fixing rotator and an opposed rotator disposed opposite the fixing rotator to form a fixing nip therebetween through which a recording medium bearing a toner image is conveyed. A heater disposed opposite the fixing rotator heats the fixing rotator. A nip formation pad disposed opposite...

Fixing device and image forming apparatus02/26/15 - 20150055994 - A fixing device includes a fixing rotator rotatable in a predetermined direction of rotation and an opposed rotator disposed opposite the fixing rotator to form a fixing nip therebetween through which a recording medium bearing a toner image is conveyed. A heater is disposed opposite the fixing rotator to heat...

Image heating apparatus02/12/15 - 20150043953 - A fixing apparatus includes a fixing belt, a pressure roller, a heater, a stay holder, and a scraper. The fixing belt is configured to heat an image on a sheet at a nip portion and has an inner surface with a grease applied thereon. The pressure roller drives and rotates...

Fixing apparatus and image forming apparatus02/05/15 - 20150037076 - A fixing apparatus includes a pressing unit, a belt unit disposed to be pressed by the pressing unit and including a conductive layer, and a magnetic flux generation unit configured to generate a magnetic flux that causes the conductive layer to generate heat. The conductive layer has ends that are...

Image fixing device and image forming apparatus having the same02/05/15 - 20150037077 - Disclosed herein are an image fixing device and an image forming apparatus having the same. The image fixing device includes a fixing belt which is rotatably disposed, and a pressure roller which is disposed to be opposite to the fixing belt and thus to press an outer circumferential surface of...

Fixing device02/05/15 - 20150037078 - The present invention provides a fixing device including a flexible cylindrical rotary member and an inner-surface opposing portion that opposes an inner surface of the rotary member at an end portion of the rotary member in a generatrix direction. The inner-surface opposing portion moves upstream in a recording material conveying...

Fixing device and image forming apparatus01/29/15 - 20150030361 - A fixing device includes an endless fixing belt, a first roller provided on an inner circumference side of the fixing belt, a second roller provided on the inner circumference side of the fixing belt and located upstream of the first roller in a conveying direction of a recording medium, a...

Image fixing device and image forming apparatus having the same01/29/15 - 20150030362 - An image fixing device includes a heat source configured to generate heat, a fixing belt heated by the heat source and disposed to be rotatable, a rotational member disposed to be opposite to the fixing belt and to press a printing medium to the fixing belt, and a supporting member...

Fixing device and image forming apparatus01/22/15 - 20150023703 - A fixing device includes a magnetic field generator; a heating belt that heats toner on a transported sheet holding an unfixed toner image; a pressure roller that rotates while being pushed against an outer surface of the heating belt and that presses the sheet; a temperature-sensitive magnetic member that is...

Image fixing apparatus01/22/15 - 20150023704 - A fixing device for fixing a toner image formed on a sheet includes a cylindrical film; a heater having a first surface contacting an inner surface of the film; an opposed member forming a press-contact portion with the film therebetween; a supporting member for supporting a second surface of the...

Fixing apparatus and image forming apparatus01/15/15 - 20150016853 - A fixing apparatus includes a first member that is heated by a heat source and is rotatable; a second member that is rotatable, the second member forming a nip portion capable of sandwiching a recording material between the first member and the second member; and a pressure member that is...

Image fixing apparatus and image forming apparatus having the same12/25/14 - 20140376978 - An image fixing apparatus is provided including a pressing roller, a fixing belt rotatably disposed such that an outer circumferential surface of the fixing belt contacts the pressing roller, and a rotating bush to support rotation of the fixing belt. The fixing belt includes a load support member arranged in...

Fixing device and image forming apparatus12/25/14 - 20140376979 - A fixing device includes a fixing belt, a pressuring rotation body, a cap member and an elastic member. The cap member includes a main body part covering an outside of an end part of the fixing belt and a flange part covering an external diameter side of the end part....

Latch mechanism for a fuser assembly having a heat transfer roll12/18/14 - 20140369725 - A fuser assembly for an electrophotographic imaging device which transfers heat from overheated portions of the fuser assembly to portions having lesser temperatures. The fuser assembly includes a heating member; a backup roll disposed proximate to the heating member so as to form a fuser nip therewith; a heat transfer...

Fixing device and image forming apparatus12/18/14 - 20140369726 - A fixing device including a belt having an endless shape, a heater provided on an inner surface side of the belt, and a pressing portion provided so as to contact the belt and form a nip portion. A groove-forming portion is provided so as to contact the belt. The groove-forming...

Fixation device and image formation apparatus12/18/14 - 20140369727 - A fixation device includes: a heating member; a fixation belt configured to be heated by the heating member and formed like an endless belt; a first fixation member configured to abut on an inner circumferential surface of the fixation belt; a second fixation member located upstream of the first fixation...

Image heating apparatus12/18/14 - 20140369728 - An image heating apparatus includes a rotatable member and an endless belt configured to form a nip portion cooperatively with the rotatable member. A pressing pad is provided in an inside of the endless belt and configured to press the endless belt toward the rotatable member to form the nip...

Fixing device and image forming apparatus12/04/14 - 20140356036 - A fixing device includes a first heat generator and a second heat generator that heat a fixing rotator. A support is disposed inside the fixing rotator. A reflector is mounted on the support and interposed between the support and each of the first heat generator and the second heat generator...

Fixing device and image forming apparatus12/04/14 - 20140356037 - A fixing device includes a fixing rotator, a first heat generator and a second heat generator that heat the fixing rotator, and a support disposed inside the fixing rotator. A reflector, interposed between the support and each of the first heat generator and the second heat generator, reflects light radiated...

Fixing device and image forming apparatus including same12/04/14 - 20140356038 - A fixing device includes an endless belt or a fixing belt; a pressure member to contact an outer circumferential surface of the fixing belt; a nip forming member disposed at an interior side of the fixing belt and contacting the pressure member via the fixing belt; a heat source disposed...

Fixation device and image formation apparatus12/04/14 - 20140356039 - A fixation device includes a pressing member, a drive roller, an auxiliary roller, and an endless fixation belt rotatably mounted, in a loop shape, on the drive roller and the auxiliary roller. The endless fixation belt is in pressure contact with the outer peripheral surface of the pressing member, thereby...

Fixing device and image forming apparatus11/27/14 - 20140348558 - A fixing device includes an endless belt member, a fixed member that is in contact with an inner circumferential surface of the belt member, a heating member configured to heat the belt member, and a pressing member including at least a pressing roller that includes an elastic surface layer and...

Image fixing device and image forming apparatus11/20/14 - 20140341621 - An image fixing device includes a first rotating body, a second rotating body, a pressing member, a sheet member, and a lubricant. The second rotating body is disposed in contact with an outer surface of the first rotating body. The pressing member is disposed within the second rotating body and...

Fixing device and image forming apparatus11/20/14 - 20140341622 - A fixing device includes a heating member that heats a toner image on a recording medium and includes a rotatable belt member, a heat source, a pressing member, a sliding sheet, and a pressure-applying member. The pressing member presses the belt member against the pressure-applying member. A surface of the...

Fixing device and image forming apparatus11/20/14 - 20140341623 - A fixing device includes a fixing rotator rotatable in a predetermined direction of rotation, a heater disposed opposite the fixing rotator to heat the fixing rotator, and an opposed rotator contacting an outer circumferential surface of the fixing rotator. A heat shield interposed between the heater and the fixing rotator...

Fixing device and image forming apparatus11/20/14 - 20140341624 - A fixing device includes a fixing rotary body and a heater disposed opposite and heating the fixing rotary body. A nip formation assembly presses against an opposed body via the fixing rotary body to form a fixing nip between the fixing rotary body and the opposed body, through which a...

Fixing device, image forming apparatus, and fixing method11/20/14 - 20140341625 - A fixing device includes a fixing rotator heated by a heater and a pressing rotator pressed against the fixing rotator to form a fixing nip therebetween, through which a recording medium bearing a toner image is conveyed. A heat shield interposed between the heater and the fixing rotator is movable...

Fixing device, image forming apparatus, and fixing method11/20/14 - 20140341626 - A fixing device includes a fixing rotator heated by a heater and a pressing rotator to press against the fixing rotator to form a fixing nip therebetween. A heating span adjuster, interposed between the heater and the fixing rotator, is movable in a circumferential direction of the fixing rotator. The...

Fixing device and image forming apparatus11/20/14 - 20140341627 - A fixing device includes a fixing rotator rotatable in a predetermined direction of rotation and a nip formation assembly contacting an inner circumferential surface of the fixing rotator. An opposed rotator presses against the nip formation assembly via the fixing rotator to form a fixing nip between the fixing rotator...

Fixing device and image forming apparatus11/13/14 - 20140334857 - A fixing device includes a rotatable fixing belt contacting an inner surface of the fixing belt. A second fixing roller contacts an outer surface of the fixing belt to hold the fixing belt against the first fixing roller to define a fixing nip region. An end restriction member supports ends...

Fixing device and image forming apparatus10/23/14 - 20140314456 - According to one embodiment, a fixing device includes an endless heat generating section including a conductive layer, an induction-current generating section configured to generate an induction current in the conductive layer, a temperature-sensitive magnetic body present in a position opposed to the induction-current generating section via the heat generating section,...

Fixing device and image forming apparatus10/23/14 - 20140314457 - According to one embodiment, a fixing device includes an endless heat generating section including a conductive layer, a magnetic-flux generating section configured to generate a magnetic flux and generate an induction current in the conduction layer, a first magnetic-flux regulating section having a first magnetic flux concentration force and configured...

Image forming apparatus10/23/14 - 20140314458 - An image forming apparatus includes an image forming portion; and a fixing portion. The fixing portion includes a cylindrical film, a nip-forming member and a roller including a shaft portion and an elastic layer. The elastic layer contacts an outer surface of the film except an end region of the...

Fixing device and image forming apparatus incorporating same10/23/14 - 20140314459 - A fixing device includes a first rotator, a second rotator pressed against the first rotator, and a heater to heat the first rotator. The heater includes an elongated substrate extending in an axial direction of the first rotator, a heat generator disposed on a surface of the substrate facing the...